4220144611 has 4 divisors (see below), whose sum is σ = 4283131912. Its totient is φ = 4157157312.

The previous prime is 4220144597. The next prime is 4220144681. The reversal of 4220144611 is 1164410224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4220144611 - 2³¹ = 2072660963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4220144681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31493550 + ... + 31493683.

It is an arithmetic number, because the mean of its divisors is an integer number (1070782978).

Almost surely, 2^4220144611 is an apocalyptic number.

4220144611 is a deficient number, since it is larger than the sum of its proper divisors (62987301).

4220144611 is an equidigital number, since it uses as much as digits as its factorization.

4220144611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62987300.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 4220144611 is about 64962.6401172243. The cubic root of 4220144611 is about 1616.0040481786.

Adding to 4220144611 its reverse (1164410224), we get a palindrome (5384554835).

The spelling of 4220144611 in words is "four billion, two hundred twenty million, one hundred forty-four thousand, six hundred eleven".